viewIcons.rb example

Hello,
i am programming tk and want to creat and icon on the taskbar. I think
this
is the library i am looking for but the examples do not work. I am
running
windows xp pro, and the newest version of the one click installer
1.8.2.15?
i get this error
c:/ruby/lib/ruby/1.8/tk/package.rb:86:in require': TkPackage can't find package icons (RuntimeError) from c:/ruby/lib/ruby/1.8/tkextlib/ICONS/icons.rb:15 from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:18:inrequire__’
from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:18:in
require' from c:/ruby/lib/ruby/1.8/tkextlib/ICONS.rb:13 from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:18:inrequire__’
from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:18:in
`require’
from viewIcons.rb:11

none of the examples in c:\ruby\samples\tk\tkextlib work, but the
regular
tk examples work.

Any idea?
Becker